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Servers and applications

CVE-2009-0922

PostgreSQL before 8.3.7, 8.2.13, 8.1.17, 8.0.21, and 7.4.25 allows remote authenticated users to cause a denial of service (stack consumption and crash) by triggering a failure in the conversion of a localized error message to a client-specified encoding, as demonstrated using mismatched encoding conversion requests.

Severity
Medium 4.0
Published
17 Mar 2009
Last changed
16 Jun 2026
Added to UpHeron
16 Oct 2026
Exploit chance
10% in the next 30 daysHigher than 95% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-399
Attack
Over the network · Needs a login
Attacker can
Slow it down
CVSS vector
AV:N/AC:L/Au:S/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
PostgreSQLServers and applications · cpe:a:postgresql:postgresql
  • Version 7.4.24
  • Version 8.0.20
  • Version 8.1.16
  • Version 8.2.12
  • Version 8.3.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2009-0922
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2009-0922